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Fri, 22 May 2020 08:47:51 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=web.de; s=dbaedf251592; t=1590130072; bh=MXoVmF4cguAy8DgHsq/lz4aLwi/zGS3q1d2e0sLrm8s=; h=X-UI-Sender-Class:Date:From:To:Cc:Subject:In-Reply-To:References; b=VneAj4WSKIy9b94B7uaPd8VxFjV5EZJB+qOjGAQg9o1noHptIhPskUK9q3OeVdP9N 6eFdaY5/l2YGVpRaWv3PtlnK40qQ77UwjKMm1EJvqsfnEiaDNYMMkXAmAqlM43O1bX Q+XWUNVTz0MgoRzbtt5TeudsODyChImNV/P11I3k= X-UI-Sender-Class: c548c8c5-30a9-4db5-a2e7-cb6cb037b8f9 Date: Fri, 22 May 2020 08:47:49 +0200 From: Lukas Straub To: qemu-devel Subject: [PATCH v6 6/6] net/colo-compare.c: Correct ordering in complete and finalize Message-ID: <4ea8eafa6a09cd0de48b85f865d88195ddb2e74e.1590129793.git.lukasstraub2@web.de> In-Reply-To: References: MIME-Version: 1.0 Content-Type: multipart/signed; boundary="Sig_/KMiC0ve/Bof+EUZOI9V7TMO"; protocol="application/pgp-signature"; micalg=pgp-sha512 X-Provags-ID: V03:K1:dAgkL82XolU30CnmSdgu3mkibl9fbyP93lT710BODEZEXcm6zRW fvSzQ+CQ7ZkcmZEqNBl5kxa0LwZ5FMdaNf7NwX17FBc4Y1ukgRYav5JEU62w1MlUMY7gJwN 73qK3TaCQnxMX3UamjCVZFF5QxMmlLJ7ijldiBkS96rVp38OiFW5ic0ly6HyuYS57isVQxK Vi8Zw2HJk1M6RBQ/6vSsA== X-UI-Out-Filterresults: notjunk:1;V03:K0:Dv7s4B8EJ6k=:/9qHpXxKLkxYH06ytWLT9I cBVRA6peWl80cjyFMPBjwk/WLQngVgWiL0vPeokZwtaSzmUujIVAWppw2oog9IC4mz8AzI0E3 wImGvc6aghsrgt12FerpLtF72oGgvqoggDHHI+sm9CcffF28b4ulW+vJVhNGEuOy+cnuvE4QF wg+Tf0w5ubM0S5KeL17apVrXdDGP9npst/RnnpJcaO92EYhZGnju1zAyhFSKoH3YUYoDuBuhG pdnC8BtA4I8+HyUXWXF7Ev7svGc0IBa/R2YTQFG7RVYLW/HcxUXBWlcz6T0lzxk3K9ZXh2z2R 1ycjpRkFOA7Ro7VoEw7PvKNM3tBwHcwe6l+K1s/B8zyl60DNTMjxjqaZPXgbYfDv7wq1sGwS0 C8u6EzU9rC9tHcsO+nvEAcQ+zhoeFRMll+OrlUpmj+ob5pKytZr1Zcgo5538pAYcXC8DCsSbT TvtOw3Xh7ZNOzTTGKUEv8Nf6E2Asc/M3xxw6beYQMA6tGMY+UW1RMweNPA4/3LLN0yLMuTUvR XED0EF8pdyWeh73VlK2ZFFMAC/kD7UxzSXEDMuclzP1K5tX/mC73Ht/nND1+B6JgTMx1ygiWh akHAvfoBOWmiq7sJTg2Tj9ndeXPoz2NA80g3klI5DHy4JCS+DhmY/hIVrqk7dueqWS6KVlN3T VqEuye90CXy4qhqdCgmyz1a0GljZoQ0GGRO3ZwsfCoH46156/Ap3Qlegzp2chuq0wuob8Dduo btpHTBi/wKdyuMHbPGIN3tU9vcCG8gfc11dGL7SKAnOcpgDEW3fWqIRRnLnUuAnBNJu1Lf8dV lA9pVEr+2VnlkebcX4HkayfMMG3Im9R6vc0D8iuKCCPJXsuEXjzawyUjSr5rZW/0iaYndbLsO zLHtAmHK7RvH4/sYZbETo7+HjWUk42sfSlnxcDPX5sbQ6fCZyEBQRo+DDFMzI14vASFiAns9s 5hgwtttBWz9rWRsjUOfoLps6J45rLtpHXPSmZMykNO/ARAjYhGhROz5cev7N4f6Pk6+V8DXs9 u9u8qPNyV6qK9bC0Mdns+eW2mmXnHqnxDvlpYUwIPzuHsKcb0idmlLYwjweOYXDC2yQiGnurr NrawY4XBeb+QOneyhRNXyeR3CyV9pO2ZJWpj349/rRqDwaRvmmu7WGTt7A0F9BROGBMe8Rcdw o1a53s84IKrIGldiRDfanEn77/jRb/ma/rXft2loOEN/k0E5g74ML5aHI5XkaWbJWuWBt1N8V wqZASNChyOEkM/ctc Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=212.227.15.4; envelope-from=lukasstraub2@web.de; helo=mout.web.de X-detected-operating-system: by eggs.gnu.org: First seen = 2020/05/22 02:47:49 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] X-Spam_score_int: -24 X-Spam_score: -2.5 X-Spam_bar: -- X-Spam_report: (-2.5 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_ENVFROM_END_DIGIT=0.25, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Zhang Chen , Jason Wang , Li Zhijian , =?UTF-8?B?TWFyYy1BbmRyw6k=?= Lureau Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-Zoho-Virus-Status: 1 X-ZohoMail-DKIM: fail (Header signature does not verify) --Sig_/KMiC0ve/Bof+EUZOI9V7TMO Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" In colo_compare_complete, insert CompareState into net_compares only after everything has been initialized. In colo_compare_finalize, remove CompareState from net_compares before anything is deinitialized. Signed-off-by: Lukas Straub Reviewed-by: Zhang Chen --- net/colo-compare.c | 45 +++++++++++++++++++++++---------------------- 1 file changed, 23 insertions(+), 22 deletions(-) diff --git a/net/colo-compare.c b/net/colo-compare.c index 64d2453450..160776d39e 100644 --- a/net/colo-compare.c +++ b/net/colo-compare.c @@ -1283,15 +1283,6 @@ static void colo_compare_complete(UserCreatable *uc,= Error **errp) s->vnet_hdr); } - qemu_mutex_lock(&colo_compare_mutex); - if (!colo_compare_active) { - qemu_mutex_init(&event_mtx); - qemu_cond_init(&event_complete_cond); - colo_compare_active =3D true; - } - QTAILQ_INSERT_TAIL(&net_compares, s, next); - qemu_mutex_unlock(&colo_compare_mutex); - s->out_sendco.s =3D s; s->out_sendco.chr =3D &s->chr_out; s->out_sendco.notify_remote_frame =3D false; @@ -1314,6 +1305,16 @@ static void colo_compare_complete(UserCreatable *uc,= Error **errp) connection_destroy); colo_compare_iothread(s); + + qemu_mutex_lock(&colo_compare_mutex); + if (!colo_compare_active) { + qemu_mutex_init(&event_mtx); + qemu_cond_init(&event_complete_cond); + colo_compare_active =3D true; + } + QTAILQ_INSERT_TAIL(&net_compares, s, next); + qemu_mutex_unlock(&colo_compare_mutex); + return; } @@ -1386,19 +1387,6 @@ static void colo_compare_finalize(Object *obj) CompareState *s =3D COLO_COMPARE(obj); CompareState *tmp =3D NULL; - qemu_chr_fe_deinit(&s->chr_pri_in, false); - qemu_chr_fe_deinit(&s->chr_sec_in, false); - qemu_chr_fe_deinit(&s->chr_out, false); - if (s->notify_dev) { - qemu_chr_fe_deinit(&s->chr_notify_dev, false); - } - - if (s->iothread) { - colo_compare_timer_del(s); - } - - qemu_bh_delete(s->event_bh); - qemu_mutex_lock(&colo_compare_mutex); QTAILQ_FOREACH(tmp, &net_compares, next) { if (tmp =3D=3D s) { @@ -1413,6 +1401,19 @@ static void colo_compare_finalize(Object *obj) } qemu_mutex_unlock(&colo_compare_mutex); + qemu_chr_fe_deinit(&s->chr_pri_in, false); + qemu_chr_fe_deinit(&s->chr_sec_in, false); + qemu_chr_fe_deinit(&s->chr_out, false); + if (s->notify_dev) { + qemu_chr_fe_deinit(&s->chr_notify_dev, false); + } + + if (s->iothread) { + colo_compare_timer_del(s); + } + + qemu_bh_delete(s->event_bh); + AioContext *ctx =3D iothread_get_aio_context(s->iothread); aio_context_acquire(ctx); AIO_WAIT_WHILE(ctx, !s->out_sendco.done); -- 2.20.1 --Sig_/KMiC0ve/Bof+EUZOI9V7TMO Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEEg/qxWKDZuPtyYo+kNasLKJxdslgFAl7HdZYACgkQNasLKJxd slgccg//dXB2hOZLCTnAAEAYdNfpndPmqcL73Wf0gOoBSTkAqwgEEcaGwAFyo+0X RdihcryRS8Ratktx+egNp0exHCPR6ENAt9Bc7omHWCrRjGi+9UU0+29YR+AHE6qq rlc4HeP0uBbky1LN9Gk7ENVQXfMorgiTTpBMFxAt9bJPAH7P534zQn/HNjw+R64X 5VFumXlD6J/UMA9QiYYPcanlTiE29vPuG8vkuvBOD7SuPaRHZsf8mt6YqhDyXt3m 4U02i8Utj6s3v+GuuZzLpWV+aMCKwj3dWlfjlBRu4TvLWxdzdGQFr7Tj+0sYTiGk lpAEmdeeVUvFhDlbzGaVlAwFl+ZWb2va+jJZMDOx2q2VGVUm1THEcZlRRSuYdl/7 78h5GYJznPM/SQYR+elKNmZhVqYOl//dmAe1I38iCkZZTfz4ooAkVudl+CZn8Dsb mSfOjI5enKdRiAQ2C8B8DMwsVinVJMlQIH1g1Xl2J2zVTS0OUD5L1c0afZQSD3AT QdoJbHOTC2d6UOQErZo0jYMuO9MhBI34v8GZsEI/CBr7XNvvurVgRrssa5EWlDp1 N+zsqTqZWyzZhtb7wC/lVncXYvY+4fqjJGefbBbo2pZ6k7OyEWmcqJBUIkPGhl61 uWazpnYr1tGmlSZnF6RKDtquNVPoxbJgIiPEw1FbYHp37ofaiBc= =DA1Q -----END PGP SIGNATURE----- --Sig_/KMiC0ve/Bof+EUZOI9V7TMO--